Motorway gantry sign
A gantry spanning the motorway with blue overhead signs indicating two lanes exiting and two continuing ahead, and the following text.
Left-hand two lanes destinations: M1 [Solid diamond diversion symbol] [Solid triangle diversion symbol] ; The SOUTH; London, Northampton.
Right-hand two lanes destinations: M6 (A14) ; Felixstowe, Kettering.